Computer monitor



FIG. 1 is a top, front, right side perspective view of a computer monitor showing my new design;

FIG. 2 is a top, left, rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

FIGS. 3-8 are drawn on an enlarged scale. 

The ornamental design for a computer monitor, as shown and described. 